CN206640094U - The three quick short-circuit devices of facies tract transformer secondary terminals - Google Patents
The three quick short-circuit devices of facies tract transformer secondary terminals Download PDFInfo
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- CN206640094U CN206640094U CN201720447344.6U CN201720447344U CN206640094U CN 206640094 U CN206640094 U CN 206640094U CN 201720447344 U CN201720447344 U CN 201720447344U CN 206640094 U CN206640094 U CN 206640094U
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- short circuit
- circuit portion
- short
- quick
- transformer secondary
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- 208000035126 Facies Diseases 0.000 title claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 6
- 230000007704 transition Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
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Abstract
It the utility model is related to a kind of three quick short-circuit devices of facies tract transformer secondary terminals, including being made of an electrically conducting material and its area is can cover the short circuit piece body that two binding posts of transformer are set simultaneously, and make a short circuit piece body base center recessed resigning hole upwards, the short circuit piece body is divided into middle interconnecting piece by the resigning hole, left short circuit portion and right short circuit portion, left short circuit portion and right shorted section are not set with two terminal contacts of transformer, and the short circuit of two terminals is realized by middle interconnecting piece, exterior insulation external member is coordinated two terminals of short circuit piece auxiliary mutual inductor is realized quick short circuit during use, after short circuiting work terminates, remove short circuit piece, the short circuit piece has simple in construction, it is easy to operate, coordinated insulation part can conveniently realize that livewire work can solve potential safety hazard again.
Description
Technical field
It the utility model is related to power engineering instrument engineering device technique field, and in particular to a kind of three facies tract transformers are secondary
The quick short-circuit device of terminal.
Background technology
It is substantially to be carried out in the way of livewire work that dress table, which connects and single-phase, three-phase is changed in electricity, at present, if field operation
Condition is unsatisfactory for powered requirement, it is necessary to power failure replacing is carried out, wherein when particularly three-phase (band transformer) changes electric energy meter, it is powered
Task difficulty is bigger, once imprudence will cause secondary wiring of current mutual inductor end S1 and S2 open circuit phenomenons, therefore at this
Power failure operation substitute mode, while transformer secondary S1, S2 in three facies tract transducer metering devices are taken substantially in the case of kind
It is big that terminals carry out short circuit processing operation difficulty in transformer lower end, during such as live replacement of electric energy meter to secondary S1, S2 electric current, jail
Solidity is poor, and misoperation easily causes open circuit, therefore is badly in need of developing the quick short circuit dress of secondary S1, S2 terminal of three facies tract transformers
Put, not only with livewire work but also can solve such potential safety hazard.
Utility model content
Main purpose of the present utility model is in view of the above-mentioned problems, providing one kind is used for three facies tract mutual inductor secondary connections
Hold the three quick short-circuit devices of facies tract transformer secondary terminals of quick short circuit.
To solve the above problems, technical scheme is used by the utility model：A kind of three facies tract transformer secondary terminals
Quick short-circuit device, including be made of an electrically conducting material and its area with can cover simultaneously two binding posts of transformer set it is short
Contact pin body, the short circuit piece body top margin sink the arc-shaped transition that upwarps of both sides in center, in the short circuit piece body base
A heart recessed resigning hole upwards, it is short that the short circuit piece body is divided into middle interconnecting piece, left short circuit portion and the right side by the resigning hole
Socket part, the left short circuit portion and right short circuit portion are symmetricly set on the left and right sides of the middle interconnecting piece.
In preferred embodiment of the present utility model, the left short circuit portion, right short circuit portion, the thickness of middle interconnecting piece are all provided with
1.5mm is set to, the lateral surface of the middle interconnecting piece externally protrudes out in the left short circuit portion and the lateral surface in right short circuit portion is set, described
The inner side of middle interconnecting piece forms a lead-over groove, the groove of the lead-over groove relative to the inner side in the left short circuit portion and right short circuit portion
Depth is 2 times of settings in the left short circuit portion, right short circuit portion thickness.
In preferred embodiment of the present utility model, the width of the middle interconnecting piece is set less than the width of the resigning hole
Put, the left short circuit portion, 1.5 to 1.6 times that the width in right short circuit portion is the resigning hole width.
In preferred embodiment of the present utility model, the left short circuit portion, right short circuit portion side and its base between
Form round lead angle outside right angle.
In preferred embodiment of the present utility model, side and the left side of the resigning hole with the left short circuit portion homonymy
Short circuit portion base forms round lead angle outside right angle, side and the right short circuit portion bottom of the resigning hole with the right short circuit portion homonymy
Side forms round lead angle outside right angle.
In preferred embodiment of the present utility model, between the left short circuit portion, right short circuit portion peak and its base
Distance is arranged to 17-18mm.
In preferred embodiment of the present utility model, the height of the resigning hole side is arranged to 9.5-10mm.
The utility model takes above technical scheme, has advantages below：The three facies tracts transformer secondary terminals are quickly short
Connection device, including be made of an electrically conducting material and its area is can cover the short circuit piece sheet that two binding posts of transformer are set simultaneously
Body simultaneously makes the upward recessed resigning hole in short circuit piece body base center, and the short circuit piece body is divided into centre by the resigning hole
Connecting portion, left short circuit portion and right short circuit portion, left short circuit portion and right shorted section are not set with two terminal contacts of transformer, and
Realize the short circuit of two terminals by middle interconnecting piece, coordinate exterior insulation external member to make the short circuit piece auxiliary mutual inductor during use
Two terminals realize quick short circuit, after short circuiting work terminates, remove short circuit piece, and the short circuit piece has simple in construction, operation side
Just, coordinated insulation part can conveniently realize that livewire work can solve potential safety hazard again.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Brief description of the drawings
Fig. 1 is the front view of the three quick short-circuit devices of facies tract transformer secondary terminals in the utility model；
Fig. 2 is the side view after the short circuit piece shown in Fig. 1 is kept flat.
Embodiment
Referring to figs. 1 to Fig. 2, a kind of three quick short-circuit devices of facies tract transformer secondary terminals, including be made of an electrically conducting material
And during its area is in can cover the short circuit piece body 10, the top margin of short circuit piece body 10 that two binding posts of transformer are set simultaneously
The arc-shaped transition that the sagging both sides of the heart upwarp, the upward recessed resigning hole 11 in the base center of short circuit piece body 10, resigning hole 11 will be short
Contact pin body 10 is divided into middle interconnecting piece 12, left short circuit portion 13 and right short circuit portion 14, and left short circuit portion 13 and right short circuit portion 14 are right
Claim the left and right sides for being arranged on middle interconnecting piece 12, left short circuit portion 13, right short circuit portion 14, the thickness of middle interconnecting piece 12 are respectively provided with
For 1.5mm, the lateral surface of middle interconnecting piece 12 externally protrudes out in left short circuit portion 13 and the lateral surface in right short circuit portion 14 is set, centre connection
The inner side in portion 12 forms a lead-over groove 120 relative to the inner side in left short circuit portion 13 and right short circuit portion 14, and the groove depth of lead-over groove 120 is
Left short circuit portion 13,2 times of settings of the right thickness of short circuit portion 14, the width of middle interconnecting piece 12 are less than the width setting of resigning hole 11,
Left short circuit portion 13, the width in right short circuit portion 14 be 1.5 to 1.6 times of the width of resigning hole 11, left short circuit portion 13, right short circuit portion 14
Round lead angle outside right angle, side and left short circuit portion 13 of the resigning hole 11 with the left homonymy of short circuit portion 13 are respectively formed between side and its base
Base forms round lead angle outside right angle, and the side of resigning hole 11 and the right homonymy of short circuit portion 14 is formed outside right angle with the right base of short circuit portion 14
The distance between round lead angle, left short circuit portion 13, the right peak of short circuit portion 14 and its base is arranged to 17-18mm, the side of resigning hole 11
The height on side is arranged to 9.5-10mm, and the setting of resigning hole 11 is the installation of exterior insulation external member for convenience.
In summary, the quick short-circuit device of three facies tracts transformer secondary terminals, including be made of an electrically conducting material and its face
Product with can cover short circuit piece body 10 that two binding posts of transformer are set simultaneously and make the base center of short circuit piece body 10 to
A upper recessed resigning hole 11, it is short that short circuit piece body 10 is divided into middle interconnecting piece 12, left short circuit portion 13 and the right side by the resigning hole 11
Socket part 14, left short circuit portion 13 and right short circuit portion 14 are set with two terminal contacts of transformer respectively, and pass through middle interconnecting piece
12 realize the short circuit of two terminals, coordinate exterior insulation external member to make two terminals realities of short circuit piece auxiliary mutual inductor during use
Now quick short circuit, after short circuiting work terminates, short circuit piece is removed, the short circuit piece has simple in construction, easy to operate, coordinated insulation part
It can conveniently realize that livewire work can solve potential safety hazard again.
Specific embodiment of the present utility model is above are only, but design concept of the present utility model is not limited thereto,
All changes for carrying out unsubstantiality to the utility model using this design, all should belong to the row for invading scope of protection of the utility model
For.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ",
The orientation or position relationship of the instructions such as " clockwise ", " counterclockwise " be based on orientation shown in the drawings or position relationship, be only for
Be easy to describe the utility model and simplify to describe, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ",
" second " is only used for describing purpose, and it is not intended that indicating or implying relative importance or imply the technology indicated by indicating
The quantity of feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include one or more
The feature.In description of the present utility model, " multiple " are meant that two or more, unless otherwise clearly specific
Limit.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；It can be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also be in
Between medium be indirectly connected, can be connection or the interaction relationship of two elements of two element internals.For this area
For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " including fisrt feature directly over second feature and oblique upper, or only
Represent that fisrt feature level height is less than second feature.Following disclosure provides many different embodiments or example is used for
Realize different structure of the present utility model.In order to simplify disclosure of the present utility model, hereinafter to the parts of specific examples and set
Put and be described.Certainly, they are only example, and purpose does not lie in limitation the utility model.In addition, the utility model can
With repeat reference numerals and/or reference letter in different examples, this repetition be for purposes of simplicity and clarity, itself
Relation between not indicating discussed various embodiments and/or setting.In addition, the utility model provide it is various specific
The example of technique and material, but those of ordinary skill in the art can be appreciated that application and/or the other materials of other techniques
Use.
Claims (7)
- A kind of 1. three quick short-circuit devices of facies tract transformer secondary terminals, it is characterised in that：Including be made of an electrically conducting material and its Area is under center can cover short circuit piece body, the short circuit piece body top margin that two binding posts of transformer are set simultaneously The arc-shaped transition that sunken both sides upwarp, the upward recessed resigning hole in the short circuit piece body base center, the resigning hole is by described in Short circuit piece body is divided into middle interconnecting piece, left short circuit portion and right short circuit portion, and the left short circuit portion and right short circuit portion are symmetrical arranged In the left and right sides of the middle interconnecting piece.
- 2. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The left side is short Socket part, right short circuit portion, the thickness of middle interconnecting piece are disposed as 1.5mm, and the lateral surface of the middle interconnecting piece externally protrudes out in described The lateral surface in left short circuit portion and right short circuit portion is set, and the inner side of the middle interconnecting piece is relative to the left short circuit portion and right short circuit The inner side in portion forms a lead-over groove, and the groove depth of the lead-over groove is 2 times of settings in the left short circuit portion, right short circuit portion thickness.
- 3. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The centre The width that the width of connecting portion is less than the resigning hole is set, and the left short circuit portion, the width in right short circuit portion are the resigning hole 1.5 to 1.6 times of width.
- 4. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The left side is short Socket part, right short circuit portion side and its base between be respectively formed round lead angle outside right angle.
- 5. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The resigning The side of hole and the left short circuit portion homonymy and the left short circuit portion base form round lead angle outside right angle, the resigning hole with it is described The side of right short circuit portion homonymy forms round lead angle outside right angle with the right short circuit portion base.
- 6. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The left side is short The distance between socket part, right short circuit portion peak and its base are arranged to 17-18mm.
- 7. the quick short-circuit device of three facies tracts transformer secondary terminals according to claim 1, it is characterised in that：The resigning The height of hole side is arranged to 9.5-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447344.6U CN206640094U (en) | 2017-04-26 | 2017-04-26 | The three quick short-circuit devices of facies tract transformer secondary terminals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447344.6U CN206640094U (en) | 2017-04-26 | 2017-04-26 | The three quick short-circuit devices of facies tract transformer secondary terminals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206640094U true CN206640094U (en) | 2017-11-14 |
Family
ID=60246155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447344.6U Active CN206640094U (en) | 2017-04-26 | 2017-04-26 | The three quick short-circuit devices of facies tract transformer secondary terminals |
Country Status (1)
| Country | Link |
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| CN (1) | CN206640094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306161A (en) * | 2018-01-02 | 2018-07-20 | 国网福建省电力有限公司 | A kind of three quick short-circuit devices of facies tract mutual inductor secondary terminals |
| CN110763878A (en) * | 2019-11-12 | 2020-02-07 | 衡阳市华仪电力互感器有限公司 | Low-voltage side short-circuit device of power transformer |
-
2017
- 2017-04-26 CN CN201720447344.6U patent/CN206640094U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306161A (en) * | 2018-01-02 | 2018-07-20 | 国网福建省电力有限公司 | A kind of three quick short-circuit devices of facies tract mutual inductor secondary terminals |
| CN110763878A (en) * | 2019-11-12 | 2020-02-07 | 衡阳市华仪电力互感器有限公司 | Low-voltage side short-circuit device of power transformer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |